*{margin: 0;padding: 0;}
ul{list-style: none;}
a{text-decoration: none !important;color:#000 }
body{overflow: auto;}
/*头部*/
.head{width: 100%;background-color: #f4f4f4;}
.flex{display: flex;flex-direction: row;justify-content: space-between;align-items: center;flex-wrap: nowrap;}
.head_top{width: 80%;padding: 30px 0px;text-align: center;margin: 0 auto;position: relative;}
.head_top h2{font-size: 2rem;}
.head_top h2 span{width: 0.3rem;height:0.3rem;background-color: #000;border-radius: 0.3rem;border: 1px solid black;display: inline-block;position: absolute;top: 50%;left: 52%;}
.head_top h2 text{font-size: 2.1rem;}
.head_top_enter{position: absolute;width: 19%;top: 30px;right: 50px}
.head_top_enter img{display: block;width: 2rem;height: 2rem;}
.head_top_enter p{color: gray;font-size: 0.7rem;margin-top: 10px;}
/*导航*/
.head_nav{width: 100%;background-color: #efefef;}
.head_nav1{width: 60%;margin: 0 auto;text-align: center;padding: 24px 0px 13px;box-sizing: border-box;}
.head_nav1 a{display: block;height: 50px;box-sizing: border-box;}
.head_nav1 dd{font-weight: 550;font-size: 1.2rem;}
.head_nav1 a:hover{color:#c4a06c;border-bottom:4px double #c4a06c;box-sizing: border-box;}
 .nav_active{color: #c4a06c !important;
    border-bottom: 4px double #c4a06c;}
.head_nav1 a dt{font-size: 1rem;color: #202020;}
